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      1 //===-- RISCVAttributes.h - RISCV Attributes --------------------*- C++ -*-===//
      2 //
      3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      4 // See https://llvm.org/LICENSE.txt for license information.
      5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      6 //
      7 //===----------------------------------------------------------------------===//
      8 //
      9 // This file contains enumerations for RISCV attributes as defined in RISC-V
     10 // ELF psABI specification.
     11 //
     12 // RISC-V ELF psABI specification
     13 //
     14 // https://github.com/riscv/riscv-elf-psabi-doc/blob/master/riscv-elf.md
     15 //
     16 //===----------------------------------------------------------------------===//
     17 #ifndef LLVM_SUPPORT_RISCVATTRIBUTES_H
     18 #define LLVM_SUPPORT_RISCVATTRIBUTES_H
     19 
     20 #include "llvm/Support/ELFAttributes.h"
     21 
     22 namespace llvm {
     23 namespace RISCVAttrs {
     24 
     25 extern const TagNameMap RISCVAttributeTags;
     26 
     27 enum AttrType : unsigned {
     28   // Attribute types in ELF/.riscv.attributes.
     29   STACK_ALIGN = 4,
     30   ARCH = 5,
     31   UNALIGNED_ACCESS = 6,
     32   PRIV_SPEC = 8,
     33   PRIV_SPEC_MINOR = 10,
     34   PRIV_SPEC_REVISION = 12,
     35 };
     36 
     37 enum StackAlign { ALIGN_4 = 4, ALIGN_16 = 16 };
     38 
     39 enum { NOT_ALLOWED = 0, ALLOWED = 1 };
     40 
     41 } // namespace RISCVAttrs
     42 } // namespace llvm
     43 
     44 #endif
     45